QB type explosion-proof hook bridge crane

Applications:Iron and steel metallurgy, electricity, water, aerospace, shipbuilding, automobiles, coal, petrochemicals QB type explosion-proof hook bridge crane's all motors, electrical explosion-proof in accordance with the provision of GB3836.2-2000 the whole machine performance comply with the standard and provision of JB/T5897-2006 , explosion-proof products designated by a national inspection unit inspection contract, made of . Explosion-proof mark is Exd II BT4, Exd II